this morning, san jose police telling us a deadly stabbing in san jose's almaden valley neighborhood appears ton an isolated incident. officers found a man in his early 20s stabbed to death near the entrance of guadalupe oak grove park yesterday afternoon. last night, homicide investigators combed through the neighborhood looking for any kind of evidence and trying to track down witnesses who may have been around at the time of the event. but so far, nobody under arrest. and police have not yet released a description of any potential suspect. >>> new details about two separate stabbings in san francisco overnight. police say in the first stabbing, it happened about 2:20 this morning on mission street near the 16th street b.a.r.t. station. here's a map to give you some perspective. a man in his 30s was taken to san francisco general hospital with at least one stab wound. then about an hour later, a man was stabbed near the intersection of 26th and folsom streets. he's listed in serious condition, also at san francisco general. police don't think the two stabbings are related. >>> comi